Holographic discs set to smash storage records

Just as Blu-ray is starting to replace the DVD in our homes, another technology is developed that could sound its death knell.
A dual-layer Blu-ray disc can store an impressive 50 gigabytes, but discs which can hold 20 times as much data just took a step closer, thanks to new materials that make reading and writing 3D holograms more reliable.

Full story on NewScientist



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